(11) 98705-3426
TrademarkIQ iconTrademarkIQ
Back to search
Official data from INPI

PROCESSO PARA REDUZIR O RANGIDO DE FREIO A DISCO IMERSO EM ÓLEO.

Em AnáliseInvention Patent

Application data

Number

PI8107617

Type

Invention Patent

Filing

11/23/1981

Publication

08/17/1982

Progress at the INPI

  1. Filing11/23/81
  2. Publication08/17/82
  3. Examination10/23/84
  4. Allowance
  5. Grant
  6. In force

Published on 08/17/1982, the application is awaiting technical examination at the INPI, which decides whether the invention meets the patentability requirements.

Leave your contact and we will alert you

We track INPI publications and let you know as soon as this case moves.

We use your details only for this alert.

Latest action published by the INPI: 03/08/1988. We update with every new RPI gazette, published weekly.

Applicants and inventors

Applicants

Chevron Research Company.

US

See this company's full portfolio

Inventors

S. J. (pessoa física)

Technical data

IPC Classification

Priority claims

US

209.569 · 11/24/1980

Prosecution history

Publications in the Brazilian Industrial Property Gazette (RPI).

Retificação

#15.3

03/08/1988

RPI 907

Solicitação de exame técnico

#4.1

10/23/1984

RPI 731

Publicação do pedido de patente

#3.1

08/17/1982

RPI 617

Pedido de patente depositado

#2.1

01/05/1982

RPI 585

Republicação - classificação IPC

#15.11

Procedimento automático de reclassificação. As classificações IPC anteriores eram: C10M 1/20; C10M 3/14.

03/27/2018

RPI 2464

Patent monitoring

Track this patent in real time.

Receive alerts on INPI events, decisions, and expiry dates for your portfolio.